Finding the Fourth Proportional to 29,528,157.80, 44,292,236.70 and 13,602,909.80
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Solution
The fourth proportional to 29,528,157.80, 44,292,236.70 and 13,602,909.80 is: 20,404,364.70
Step by Step Solution
- Step 1: Write the proportion equation
29,528,157.80 : 44,292,236.70 = 13,602,909.80 : x - Step 2: Convert to fraction form
29,528,157.80/44,292,236.70 = 13,602,909.80/x - Step 3: Cross multiply
29,528,157.80x = 44,292,236.70 × 13,602,909.80 - Step 4: Simplify right side
29,528,157.80x = 602,503,300,670,349.75 - Step 5: Solve for x
x = 602,503,300,670,349.75/29,528,157.80 - Step 6: Final answer
x = 20,404,364.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.